diff options
| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2010-10-26 14:21:52 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-26 16:52:08 -0700 |
| commit | ece0e2b6406a995c371e0311190631ea34ad851a (patch) | |
| tree | 726a516a91f5f7efe9dbb247ba28d019981d456e /arch/arm | |
| parent | 3e4d3af501cccdc8a8cca41bdbe57d54ad7e7e73 (diff) | |
mm: remove pte_*map_nested()
Since we no longer need to provide KM_type, the whole pte_*map_nested()
API is now redundant, remove it.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Acked-by: Chris Metcalf <cmetcalf@tilera.com>
Cc: David Howells <dhowells@redhat.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: David Miller <davem@davemloft.net>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/include/asm/pgtable.h | 14 | ||||
| -rw-r--r-- | arch/arm/mm/fault-armv.c | 4 | ||||
| -rw-r--r-- | arch/arm/mm/pgd.c | 4 |
3 files changed, 10 insertions, 12 deletions
diff --git a/arch/arm/include/asm/pgtable.h b/arch/arm/include/asm/pgtable.h index a9672e8406a..b155414192d 100644 --- a/arch/arm/include/asm/pgtable.h +++ b/arch/arm/include/asm/pgtable.h @@ -263,17 +263,15 @@ extern struct page *empty_zero_page; #define pte_page(pte) (pfn_to_page(pte_pfn(pte))) #define pte_offset_kernel(dir,addr) (pmd_page_vaddr(*(dir)) + __pte_index(addr)) -#define pte_offset_map(dir,addr) (__pte_map(dir, KM_PTE0) + __pte_index(addr)) -#define pte_offset_map_nested(dir,addr) (__pte_map(dir, KM_PTE1) + __pte_index(addr)) -#define pte_unmap(pte) __pte_unmap(pte, KM_PTE0) -#define pte_unmap_nested(pte) __pte_unmap(pte, KM_PTE1) +#define pte_offset_map(dir,addr) (__pte_map(dir) + __pte_index(addr)) +#define pte_unmap(pte) __pte_unmap(pte) #ifndef CONFIG_HIGHPTE -#define __pte_map(dir,km) pmd_page_vaddr(*(dir)) -#define __pte_unmap(pte,km) do { } while (0) +#define __pte_map(dir) pmd_page_vaddr(*(dir)) +#define __pte_unmap(pte) do { } while (0) #else -#define __pte_map(dir,km) ((pte_t *)kmap_atomic(pmd_page(*(dir)), km) + PTRS_PER_PTE) -#define __pte_unmap(pte,km) kunmap_atomic((pte - PTRS_PER_PTE), km) +#define __pte_map(dir) ((pte_t *)kmap_atomic(pmd_page(*(dir))) + PTRS_PER_PTE) +#define __pte_unmap(pte) kunmap_atomic((pte - PTRS_PER_PTE)) #endif #define set_pte_ext(ptep,pte,ext) cpu_set_pte_ext(ptep,pte,ext) diff --git a/arch/arm/mm/fault-armv.c b/arch/arm/mm/fault-armv.c index 8440d952ba6..c493d7244d3 100644 --- a/arch/arm/mm/fault-armv.c +++ b/arch/arm/mm/fault-armv.c @@ -89,13 +89,13 @@ static int adjust_pte(struct vm_area_struct *vma, unsigned long address, * open-code the spin-locking. */ ptl = pte_lockptr(vma->vm_mm, pmd); - pte = pte_offset_map_nested(pmd, address); + pte = pte_offset_map(pmd, address); spin_lock(ptl); ret = do_adjust_pte(vma, address, pfn, pte); spin_unlock(ptl); - pte_unmap_nested(pte); + pte_unmap(pte); return ret; } diff --git a/arch/arm/mm/pgd.c b/arch/arm/mm/pgd.c index be5f58e153b..69bbfc6645a 100644 --- a/arch/arm/mm/pgd.c +++ b/arch/arm/mm/pgd.c @@ -57,9 +57,9 @@ pgd_t *get_pgd_slow(struct mm_struct *mm) goto no_pte; init_pmd = pmd_offset(init_pgd, 0); - init_pte = pte_offset_map_nested(init_pmd, 0); + init_pte = pte_offset_map(init_pmd, 0); set_pte_ext(new_pte, *init_pte, 0); - pte_unmap_nested(init_pte); + pte_unmap(init_pte); pte_unmap(new_pte); } |